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Table 1 Demographic and clinical characteristics of study subjects, by study group

From: Effectiveness of two interventions based on improving patient-practitioner communication on diabetes self-management in patients with low educational level: study protocol of a clustered randomized trial in primary care

  All participants n =181 n (%) Control group n = 92 n (%) Intervention A n = 37 n (%) Intervention B n = 52 n (%) p
Sex Female 100 (54.3%) 44 (49.4%) 23 (63.9%) 31 (64.6%)  
Male 80 (43.5%) 45 (50.6%) 13 (36.1%) 17 (35.4%) 0.143
Ethnicity Caucasian 143 (80.8%) 77 (86.5%) 24 (66.7%) 36 (75%)  
Romany/Other 34 (19.2%) 12 (13.5%) 12 (33.3%) 12 (25%) 0.033
Social support High social support 44 (25.1%) 23 (25.6%) 2 (5.4%) 19 (39.6%)  
Low social support 131 (74.9%) 67 (74.4%) 35 (94.6%) 29 (60.4%) 0.002
  All participants Mean (SD) Control group Mean (SD) Intervention A Mean (SD) Intervention B Mean (SD) p
Children 3.23 (2.16) 2.96 (3.33) 3.22 (3.69) 3.75 (2.16) 0.171
Age 61.66 (12.47) 62.37 (11.46) 60 (12.28) 61.59 (14.35) 0.721
HbA1c 8.77 (1.46) 8.57 (1.37) 8.74 (1.57) 9.16 (1.50) 0.031
Systolic pressure 130.63 (16.56) 127.90 (15.19) 128.43 (15.65) 137.16 (18.03) 0.004
Diastolic pressure 76.47 (11.32) 75.61 (9.41) 75.22 (11.04) 78.94 (14.18) 0.028
Abdominal circumference 107.44 (11.39) 105.73 (11.63)   111.16 (10.09) 0.030
HDL 47.64 (15.83) 48.66 (15.14) 46.43 (18.32) 46.64 (15.27) 0.378
LDL 122.82 (36.52) 125.40 (36.37) 120.64 (43.65) 119.56 (30.75) 0.453
Triglycerides 208.91 (165.13) 186.94 (89.40) 250.27 (258.79) 218.11 (179.53) 0.853
Body mass index 32.60 (5.72) 31.64 (5.40) 34.47 (5.50) 33.25 (6.17) 0.023